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Finding the Fourth Proportional to 470,280.21, 704,747.80 and 375,797.71

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Solution

The fourth proportional to 470,280.21, 704,747.80 and 375,797.71 is: 563,159.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,280.21 : 704,747.80 = 375,797.71 : x
  2. Step 2: Convert to fraction form
    470,280.21/704,747.80 = 375,797.71/x
  3. Step 3: Cross multiply
    470,280.21x = 704,747.80 × 375,797.71
  4. Step 4: Simplify right side
    470,280.21x = 264,842,609,367.54
  5. Step 5: Solve for x
    x = 264,842,609,367.54/470,280.21
  6. Step 6: Final answer
    x = 563,159.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.